紫花苜蓿根系生长及吸水规律模型

紫花苜蓿根系生长及吸水规律模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
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Classification(s)

Method-focused categoriesData-perspectiveGeoinformation analysis
Method-focused categoriesProcess-perspectiveBiological process calculation

Model Description

Chinese {{currentDetailLanguage}} Chinese

紫花苜蓿根系生长及吸水规律模型

1)土壤体积含水量θ模型:

 

 

式中,θr为残留含水量;θS为饱和含水量;h为土壤水基质势;α,n为拟合参数。

(2)根系吸水模型:

一维非饱和土壤水分运动的基本方程:

 

 

式中,h为土壤水基质势;t为时间;z为深度;C(h)为比水容量;K(h)为土壤非饱和导水率;S(z,t)为植物根系吸水速率。

 

参考文献

白文明,左强,黄元仿等: 乌兰布和沙区紫花苜蓿根系生长及吸水规律的研究植物生态学报,2001,25(1)

How to Cite

《资源环境数学模型手册》 (2018). 紫花苜蓿根系生长及吸水规律模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/6f4148f4-657c-4ddd-bd85-d15ae7b079b3
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History

Last modifier : 
Zhiyi Zhu
Last modify time : 
2020-12-31
Modify times : 
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
Zhiyi Zhu
Last modify time : 
2020-12-31
Modify times : 
View History

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